ASTM D1865-1989(2002) 标准详情
- 标准号:ASTM D1865-1989(2002)
- 中文标题:组合屋面用矿物集料硬度的试验方法
- 英文标题:Standard Test Method for Hardness of Mineral Aggregate Used on Built-Up Roofs
- 标准类别:美国材料与试验协会ASTM
- 发布日期:1989
This test method measures the resistance to physical breakdown in handling of built-up roofing aggregates.1.1 This test method covers the determination of hardness of all types of mineral surfacing for use on built-up roofs and is intended to provide
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